Home / 15,103.86-22,655.81-5,741.68

Finding the Fourth Proportional to 15,103.86, 22,655.81 and 5,741.68

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Solution

The fourth proportional to 15,103.86, 22,655.81 and 5,741.68 is: 8,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103.86 : 22,655.81 = 5,741.68 : x
  2. Step 2: Convert to fraction form
    15,103.86/22,655.81 = 5,741.68/x
  3. Step 3: Cross multiply
    15,103.86x = 22,655.81 × 5,741.68
  4. Step 4: Simplify right side
    15,103.86x = 130,082,411.16
  5. Step 5: Solve for x
    x = 130,082,411.16/15,103.86
  6. Step 6: Final answer
    x = 8,612.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.